As a seasoned full-stack developer with vast experience in Python, PHP, and JavaScript, I have dealt with numerous website crashes similar to what you're experiencing. In fact, debugging and restoring VPS-hosted websites is one of my fortes. During my more than 10 years in the industry, I have established a track record of identifying root causes swiftly and implementing lasting fixes. My proficiency brings your advantage of not having to explain every detail from scratch.
Moreover, my problem-solving skills and ability to work well under pressure are perfect matches for your exigent issue. With SSH access to your server, I can dive deep into the logs and figure out what caused the crash. After that, I'll not only restore the access but also implement necessary preventive measures to shield your site from future glitches.
Lastly, effective communication is crucial to any project's success – I understand this wholeheartedly. As I resolve the backend and frontend issues, you can rely on me to provide regular updates, in simple layman terms that maintain transparency without overwhelming you. Let’s work together to get your site up and running smoothly again, providing top-notch service at an affordable price.